ADV601

a FEATURES Precise Compressed Bit Rate Control Field Independent Compression Flexible Video Interface Supports All Common Formats, Including CCIR-656 General Purpose 8-, 16- or 32-Bit Host Interface With 512 Deep 32-Bit FIFO PERFORMANCE Real-Time Compression Or Decompression of CCIR-601 And Square Pixel Video: 720 ؋ 288 @ 50 Fields/Sec — PAL 768 ؋ 288 @ 50 Fields/Sec — PAL 720 ؋ 243 @ 60 Fields/Sec — NTSC 640 ؋ 243 @ 60 Fields/Sec — NTSC Compression Ratios from Visually Loss-Less To 350:1 Visually Loss-Less Compression At 4:1 on Natural Images (Typical) APPLICATIONS Nonlinear Video Editing Video Capture Systems Remote CCTV Surveillance Digital Camcorders Broadcast Quality Video Distribution Systems Video Insertion Equipment Image And Video Archival Systems Digital Video Tape High Quality Video Teleconferencing Low Cost Multiformat Video Codec ADV601 GENERAL DESCRIPTION The ADV601 is a very low cost, single chip, dedicated function, all digital CMOS VLSI device capable of supporting visually loss-less to 350:1 real-time compression and decompression of CCIR-601 digital video at very high image quality levels. The chip integrates glueless video and host interfaces with on-chip SRAM to permit low part count, system level implementations suitable for a broad range of applications. The ADV601 is a video encoder/decoder optimized for real-time compression and decompression of interlaced digital video. All features of the ADV601 are designed to yield high performance at a breakthr...